%0 Journal Article %T Catarci T, Lenzi GL, Cerbo R, Fieschi C. Sumatriptan and daily headache %D 1995 %R 10.1136/jnnp.59.6.662-a %J Journal of Neurology, Neurosurgery & Psychiatry %P 662-662 %V 59 %N 6 %U https://jnnp.bmj.com/content/jnnp/59/6/662.2.full.pdf